20538045

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41491}}^1$

素因数の和:41513

約数の個数: 24

約数和(自身を含む): 38836512

約数和(自身を除く): 18298467

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 41491, 124473, 207455, 373419, 456401, 622365, 1369203, 1867095, 2282005, 4107609, 6846015, 20538045]

約数ペア:

[(1, 20538045), (3, 6846015), (5, 4107609), (9, 2282005), (11, 1867095), (15, 1369203), (33, 622365), (45, 456401), (55, 373419), (99, 207455), (165, 124473), (495, 41491)]